问题
选择题
We can go hiking next week ____ it rains heavily.
A．unless
B．if
C．though
D．because
答案
答案：A
unless为if ···not，表示除非，故选答案为A
搜题请搜索小程序“爱下问搜题”
We can go hiking next week ____ it rains heavily.
A．unless
B．if
C．though
D．because
答案：A
unless为if ···not，表示除非，故选答案为A